Are you looking to update the boring, stock look of a Powerstroke engine bay? This CNC Fabrication billet coolant reservoir cap is the perfect way to add a splash of color. Designed exclusively for the 7.3L, 6.0L, and 6.4L Ford Powerstroke engines, this accessory is more than just functional, it's a statement piece. It is crafted from premium, aircraft-quality 6061 billet aluminum, offering both durability and a sophisticated aesthetic. Manufactured in-house at CNC Fabrication using cutting edge Hurco CNC lathe, this oil fill cap exemplifies precision engineering that elevates both form and function. Its sleek one-piece design enhances visual appeal for avid Ford truck enthusiasts.